... quality and lowest price We can supply kinds of steel products.Hot rolled H-beam:Material :Q235,Q235A,Q235B,Q345,Q345B,SS400.Specification ... HN400*150,450*150 to 500*150, we can negotiate for supply.If you have any need ,pls feel free to ... Ying Yat Trade Co., LtdAnShan HongMing Metallurgical Machinery Co., Ltd. H beam